code: def reset_data(x, y):
      img.data[:] = 0
  
file_path: holoviews/examples/gallery/apps/bokeh/game_of_life.py
imports: import numpy
  import holoviews
  import panel
  from holoviews import opts
  from holoviews.streams import Tap, Counter, DoubleTap
  from scipy.signal import convolve2d
label_desc: Use image node_id 3 for calling a global function with example usage: reset_data(x, y) without return types